effect of mud properties on salt dome drilling
TRANSCRIPT
Effect of Mud Properties on Salt Dome Drilling
Prepared by:Nikhil G BarshettiwarMIT Pune
Contents
• Introduction• Effect of Mud Weight• Effect of Mud Temperature• Effect of Mud Chemistry• Conclusion• References
Introduction
Introduction
Effect Of Mud Weight
8 10 12 14 16 18 200
0.05
0.1
0.15
0.2
0.25
0.3
0.35
f(x) = 0.005449209152103 x² − 0.189430958855164 x + 1.64170410188333R² = 0.995329474999925
Closure rate Vs Mud weightPolynomial (Closure rate Vs Mud weight)
Mud weight (ppg)
Clos
ure
rate
(inc
h/ye
ar)
Effect Of Mud Weight
Effect Of Mud Weight
Effect Of Mud Weight
Effect Of Mud Weight
Effect of Temperature
0 50 100 150 200 2500
2
4
6
8
10
12
14
f(x) = 0.000729406404587581 x² − 0.13053977580286 x + 5.05295888321903R² = 0.956188599651189
Strain rate Vs TemperaturePolynomial (Strain rate Vs Temperature)
Temperature deg C
Star
inn
rate
, yr
-1
Effect of Temperature
0 50 100 150 200 2500.001
0.01
0.1
1
10
f(x) = 9.57939912138068E-11 x^4.627154758055R² = 0.987650211116795
Closure rate Vs TemperaturePower (Closure rate Vs Temperature)
Temperature deg C
Clos
ure
rate
yr-
1
Effect of Mud Chemistry
References• Juren Xie et al.’, “Modeling and Analysis of salt creep formations in Drilling Applications”, C-FER Technologies Inc Canada
•M.B. Dasseult’, “Drilling through salt: Constitutive behavior and drilling strategies”, GEOMECH
•Craig Beasley’, “Brazil’s salt play”, Oilfield Overview
•Zee et al.’, “3D Geomechanical Modeling of Complex Salt Structures”, SIMULIA Customer Conference
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